Home / 126,314.95-174,343.85-83,302.20

Finding the Fourth Proportional to 126,314.95, 174,343.85 and 83,302.20

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Solution

The fourth proportional to 126,314.95, 174,343.85 and 83,302.20 is: 114,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,314.95 : 174,343.85 = 83,302.20 : x
  2. Step 2: Convert to fraction form
    126,314.95/174,343.85 = 83,302.20/x
  3. Step 3: Cross multiply
    126,314.95x = 174,343.85 × 83,302.20
  4. Step 4: Simplify right side
    126,314.95x = 14,523,226,261.47
  5. Step 5: Solve for x
    x = 14,523,226,261.47/126,314.95
  6. Step 6: Final answer
    x = 114,976.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.